A traditional single family office (SFO) is a business run by and for a single family. The sole function of an SFO is to centralize the management of a significant family fortune. Just how much do you know about how family offices function and the rules under which they are governed? This 13-item quiz tests your knowledge of the global SFO ecosystem. You get one point for every correct response. A score of 10 or more should give you confidence that you are up-to-date on the ins and outs of SFOs.